The Blanket,thermal, cataloged under National Stock Number 4810-01-152-6296, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Hi-Temp Insulation Inc Dba Hi-Temp Insulation Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-152-6296 |
| Primary Part Number | 51M1001 |
| Item Name | Blanket,thermal |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Hi-Temp Insulation Inc Dba Hi-Temp Insulation Inc |
| Status | ACTIVE |
| General Characteristics Item Description | MAX OVERALL DIA 3.030 IN.; INNER AND OUTER SKIN OF INSULATING ENVELOPE STEEL,MIL-S-6721,TYPE 321 OR EQUIV; INSULATION MATL APPROX 0.190 IN. THK; BLANKET TO MEET REQUIREMENTS OF MIL-E-38453,PAR 3.2.4.2 FOR 700 DEG F SURFACE TEMP W/SURROUNDING AIRFLOW GREATER THAN 6FPS WHILE THE 226458 VALVE BODY SURFACE SKIN IS MAINTAINED AT 1190 DEG F IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4810-01-152-6296 is a Blanket,thermal, manufactured by Hi-Temp Insulation Inc Dba Hi-Temp Insulation Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-152-6296 has 2 manufacturer part numbers on file: 51M1001 (Hi-Temp Insulation Inc Dba Hi-Temp Insulation Inc), 400759-1 (Arrowhead Products Corp).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-557-0649. Verify interchangeability with system specifications before substitution.
Key specifications for 51M1001: General Characteristics Item Description: MAX OVERALL DIA 3.030 IN.; INNER AND OUTER SKIN OF INSULATING ENVELOPE STEEL,MIL-S-6721,TYPE 321 OR EQUIV; INSULATION MATL APPROX 0.190 IN. THK; BLANKET TO MEET REQUIREMENTS OF MIL-E-38453,PAR 3.2.4.2 FOR 700 DEG F SURFACE TEMP W/SURROUNDING AIRFLOW GREATER THAN 6FPS WHILE THE 226458 VALVE BODY SURFACE SKIN IS MAINTAINED AT 1190 DEG F IN; End Item Identification: ACFT TYPE F-16,MODELS A THRU D. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4810-01-152-6296 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.